| Watts per bulb |
|
| # of Fixtures/Bulbs |
|
| # of Hours per Day |
|
| # of watts per day |
Lighting usage watts per day |
| Divided by 1000(kWh) |
Kilowatt hour light usage |
| # of Working Days |
|
| Total kWh per month |
Lighting kilowatt hours per month |
| current kWh cost |
$ |
| Maintenance & Ballast Monthly (p/bulb) |
Ballast Monthly Cost |
| Maintenance & Ballast Monthly Total |
Ballast or starter monthly total |
| Cost per month to burn |
|
| Cost per month to burn w/HVAC |
|
| Total annual cost to operate |
|
| Total annual CO2 Emissions (metric Tons) |
|
| HVAC Loads @ % monthly cost factor |
|